Home / 5,682.14-7,841.84-3,164.16

Finding the Fourth Proportional to 5,682.14, 7,841.84 and 3,164.16

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Solution

The fourth proportional to 5,682.14, 7,841.84 and 3,164.16 is: 4,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.14 : 7,841.84 = 3,164.16 : x
  2. Step 2: Convert to fraction form
    5,682.14/7,841.84 = 3,164.16/x
  3. Step 3: Cross multiply
    5,682.14x = 7,841.84 × 3,164.16
  4. Step 4: Simplify right side
    5,682.14x = 24,812,820.63
  5. Step 5: Solve for x
    x = 24,812,820.63/5,682.14
  6. Step 6: Final answer
    x = 4,366.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.